-2a-5a=-4a+15

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Solution for -2a-5a=-4a+15 equation:


Simplifying
-2a + -5a = -4a + 15

Combine like terms: -2a + -5a = -7a
-7a = -4a + 15

Reorder the terms:
-7a = 15 + -4a

Solving
-7a = 15 + -4a

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '4a' to each side of the equation.
-7a + 4a = 15 + -4a + 4a

Combine like terms: -7a + 4a = -3a
-3a = 15 + -4a + 4a

Combine like terms: -4a + 4a = 0
-3a = 15 + 0
-3a = 15

Divide each side by '-3'.
a = -5

Simplifying
a = -5

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